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Optics & Photonics Apr 25, 2025

New quantum optics theory proposes that classical interference arises from bright and dark states of light

Classical physics theories suggest that when two or more electromagnetic waves interfere destructively (i.e., with their electric fields canceling each other out), they cannot interact with matter. In contrast, quantum mechanics ...

Quantum Âé¶¹ÒùÔºics Apr 23, 2025

Âé¶¹ÒùÔºicists uncover hidden order in the quantum world through deconfined quantum critical points

In the intricate world of quantum physics, where particles interact in ways that seem to defy the standard rules of space and time, lies a profound mystery that continues to captivate scientists: the nature of deconfined ...

Quantum Âé¶¹ÒùÔºics Apr 22, 2025

Researchers attain coherent control of a hybrid quantum network node

Quantum technologies, which operate leveraging quantum mechanical phenomena, have the potential to outperform their classical counterparts in some optimization and computational tasks. These technologies include so-called ...

Quantum Âé¶¹ÒùÔºics Apr 10, 2025

Scientists observe the first 'quantum rain'

In the Quantum Mixtures Lab of the National Institute of Optics (Cnr-Ino), a team of researchers from Cnr, the University of Florence and the European Laboratory for Non-linear Spectroscopy (LENS) observed the phenomenon ...

Quantum Âé¶¹ÒùÔºics Apr 10, 2025

Simulating quantum magnetism with a digital quantum computer

Quantum computers, which process information leveraging quantum mechanical effects, have the potential to outperform classical computers in some optimization and computational tasks. In addition, they could be used to simulate ...

Quantum Âé¶¹ÒùÔºics Apr 8, 2025

A new dissipation-based method to probe quantum correlations

Quantum systems are known to be prone to dissipation, a process that entails the irreversible loss of energy and that is typically linked to decoherence. Decoherence, or the loss of coherence, occurs when interactions between ...

Quantum Âé¶¹ÒùÔºics Apr 1, 2025

Hidden side channels in quantum sources could compromise secure communication

A team of researchers from University of Toronto Engineering has discovered hidden multi-dimensional side channels in existing quantum communication protocols.

Quantum Âé¶¹ÒùÔºics Mar 29, 2025

Scientists develop method to speed up quantum measurements using space-time trade-off

In an attempt to speed up quantum measurements, a new Âé¶¹ÒùÔºical Review Letters study proposes a space-time trade-off scheme that could be highly beneficial for quantum computing applications.

Optics & Photonics Mar 27, 2025

Newly developed waveguide device protects photonic quantum computers from errors

Together with an international team of researchers from the Universities of Southern California, Central Florida, Pennsylvania State and Saint Louis, physicists from the University of Rostock have developed a novel mechanism ...

Condensed Matter Mar 25, 2025

Listening to quantum atoms talk together thanks to acoustics

What happens when a quantum physicist is frustrated by the limitations of quantum mechanics when trying to study densely packed atoms? At EPFL, you get a metamaterial, an engineered material that exhibits exotic properties.

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